c)Examine samples of LDPE (sandwich bag, squeeze bottle) and HDPE (milk jug, grocery bag). What are some of the differences in the physical properties of these substances?
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LDPE: Low Density Polythene
HDPE: High Density Polythene
Their physical differences are:
HDPE has higher melting point than LDPE
Density of HDPE is greater than LDPE
It is chemically inert and is difficult to compress
It is less flexible compared to LDPE
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